*{
    margin: 0;padding: 0;
}
a{
    text-decoration: none;
}
.wrap{
    width: 100%;
    min-width: 1200px;
    background: url("http://s.91renqi.com/assets/4_0/img/logreg/logbg.jpg") center center / cover no-repeat;
    min-height: 742px;
    position: relative;
    padding-top: 100px;
    overflow: hidden;
    .wrap-into{
        width: 100%;
        position: absolute;
        top: 100px;
        p{
            width: 100%;
            text-align: center;
            margin-bottom: 40px;
        }
        .content{
            width: 829px;
            height: 500px;
            text-align: center;
            margin: 0 auto;
            color: #fff;
            border: 1px solid #eee;
            border-radius: 5px;
            background: rgba(255,255,255,0.2);
            display: none;
            h4{
                font-size: 22px;
                padding-top: 50px;
            }
            p{
                line-height: 50px;
                font-size: 20px;
                margin: 30px 0 80px;
            }
            a{
                display: block;
                width: 160px;
                height: 40px;
                line-height: 40px;
                font-size: 22px;
                color: #FFFFFF;
                background: #FF6600;
                border-radius: 5px;
                margin: 0 auto;
                text-align: center;
            }
        }
       .content:nth-child(3){
           p{
               font-size: 18px;
               line-height: 40px;
               margin: 10px 0 30px;
           }
       }
       .content:nth-child(4){
           display: flex;
           div{
               width: 50%;
               position: relative;
               h4{
                   padding-top: 30px;
               }
               p{
                   text-align: left;
                   box-sizing: border-box;
                   font-size: 16px;
                   line-height: 38px;
                   padding-left: 70px;
                   margin: 10px 0 30px;
                   font{
                       display: block;
                       text-align: center;
                       font-size: 18px;
                   }
               }
               .line{
                       position: absolute;
                       height: 230px;
                       top: 140px;
                       left: 10px;
                       border-left: 2px solid #fff;
                   }
           }
       }
    }
}
nav{
    width: 100%;
    min-width: 1200px;
    position: fixed;
    left: 0;bottom: 0;
    background: rgba(255,255,255,0.2);
    display: flex;
    justify-content: center;
    p{
        margin: 0 50px;
        padding: 10px 0;
        cursor: pointer;
        span{
            font-size: 16px;
            color: #FFFFFF;
            text-align: center;
            display: inline-block;
        }
    }
}
